Blog
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Xcode 27 ships with Apple-native agent skills
Jun 9, 2026
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I Animated My Paper Sketch With Gemini Omni
May 23, 2026
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Notes on harness engineering
Apr 24, 2026
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Codex Is a Harness. Swap the Tools, Get a Video Editor.
Apr 9, 2026
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I Brought Claude Into Codex
Mar 31, 2026
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How Codex works under the hood
Mar 30, 2026
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Codex plugins, visually explained
Mar 27, 2026
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Diary Day 6 to 8: Behind the scenes of building my personal agent from scratch
Mar 25, 2026
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Why subagents help: a 10-panel visual guide
Mar 21, 2026
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Diary Day 2 to 5: Behind the scenes of building my personal agent from scratch
Mar 19, 2026
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Agent Engineering 101: A Visual Guide
Mar 17, 2026
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GPT 5.4 vs 5.2 SVG test
Mar 5, 2026
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I Converted an Old Game Controller to Control Codex (100% Built by Codex)
Feb 27, 2026
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Being More Deliberate
Feb 20, 2026
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I Edited This Video 100% With Codex ft. SAM3 + MatAnyone + Remotion
Feb 9, 2026
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Codex Retrospective: One of My Best Decisions This Year
Feb 4, 2026
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Takeaways From the OpenAI Codex Meetup
Jan 29, 2026
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I Let Codex Edit a Video End to End
Jan 27, 2026
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EPUB + PDF for “Machines of Loving Grace”
Jan 27, 2026
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EPUB + PDF for “The Adolescence of Technology”
Jan 26, 2026
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Made a 365-day gratitude journal
Jan 13, 2026
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50 Food Chains as Adorable Miniature Stores
Dec 3, 2025
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Every Major City as a Tiny Miniature World
Dec 2, 2025
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Worksheet for Harada Method
Nov 15, 2025
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Which Day Do Top Weekly Podcasts Release?
Nov 6, 2025
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Podcast Hosting Market Share: An Analysis of the Top 10,000 Shows
Nov 3, 2025
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I Analyzed 1,000 Top Podcasts: Here's How Long Their Episodes Actually Are
Oct 31, 2025
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I Analyzed 1,000 Top Podcasts: Here's How Often They Actually Publish
Oct 30, 2025
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Goodbye, Cursor
Oct 22, 2025
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Known vs Unknown Unfairness
Oct 16, 2025
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Latitude59 Reflections
May 26, 2025
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Notes on MCP: Standardization Comes From Adoption, Not Technical Superiority
Apr 24, 2025
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The Bootstrapper's Parable
Apr 17, 2025
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Design Principles I Learned From Building Real Products
Apr 13, 2025
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Explaining Richard Sutton's AI Research Slogans
Apr 1, 2025
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Why You Need a Proxy Server for LLMs
Mar 27, 2025
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A Letter to My Early 2024 Self
Dec 31, 2024
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Books to Optimize Your 4000 Hours of Existence
Sep 28, 2022
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Debt: Understanding and Leveraging It to Build Wealth
Sep 9, 2022
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I Am Starting a YouTube Channel
Sep 9, 2022
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6 Years of FI, Hitting 30s: Implications and the Future
May 27, 2022
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Two Easy Hacks to Wake Up in the Morning
Apr 3, 2021
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Five Lessons from Five Years of FI
Jan 5, 2021
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Go Get Some Cookies for 2021
Jan 2, 2021
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5 Years of FI Journey: An Update in Numbers
Dec 12, 2020
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Food and Frugality
Jun 14, 2020
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The Best Is the Enemy of the Good
Jun 7, 2020
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The Case for Meditation: Illustrated Edition
May 31, 2020
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Investing in Stocks: To Wait or Not to Wait
May 24, 2020
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Start Investing: Where, What, and How
Jan 12, 2019
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Plan for the Year 2019
Jan 5, 2019
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End of Year Update
Dec 30, 2017
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Hiking to Brunnsteinspitze (2180m)
Oct 18, 2017
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Klettersteig to Alpspitze (2,628 m) and Matheisenkar (Via Ferrata B/C)
Aug 15, 2017
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What Kind of Investor Are You: Defensive or Enterprising?
May 7, 2017
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Index Funds: The Only Investment Guide You Need to Read
Jan 24, 2017
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Hiking to Immenstadter Horn and Gschwenderhorn
Jan 9, 2017
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Theory of Investing Part 1: Stocks and Bonds
Jan 5, 2017
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Hiking to Klausenberg and Predigtstuhl
Jan 3, 2017
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When Can You Attain Financial Independence?
Dec 26, 2016
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What Is a Smart Home?
Dec 23, 2016
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What Is "Smart Finance Tips" All About?
Dec 23, 2016
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Why You Should Start Investing
Dec 23, 2016
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Biking from Munich to Regensburg
Sep 6, 2015